Sony CDP-EX880/MS717 Service Manual page 18

– PANEL Board –
IC601 M66004M8FP
64 - 61
DIGIT OUTPUT
CIRCUIT
1 - 12
13
IC602 M66310FP
24 23 22
0 0 0
CK CK CK
D R D R D
1 1 1
CK CK CK
D R D R D
D R D R
CK CK
1 1
R R
D D
CK CK
0 0
1 2 3
60
INDICATION
INDICATION
CONTROL
CONTROLLER
RESISTOR
SERIAL
OUTPUT
RECEIVE
PORT
CIRCUIT
(2BIT)
14 • 15 • 16 17 • 18
21 20 19
0 0 0
CK CK CK
R D R D R D R
1 1 1
CK CK CK
R D R D R D R
4 5 6
CODE SELECT
CODE/COMMAND
CONTROL
CIRCUIT
CLOCK
GENERATOR
CIRCUIT
19 20 21 22
18 17 16 15
0 0 0 0
CK CK CK
D R D R D R D
1 1 1 1
CK CK CK
D R D R D R D
7 8 9 10
– 36 –
(35BIT x 16)
DECODER
INDICATION
CODE
RESISTOR
CODE
(8BIT x 16)
WRITE
DECODER
(35BIT x 16)
RAM
WRITE
14 13
0 0
CK CK CK
R D R D R
1 1
CK CK CK
R D R D R
D R D R
CK CK
1 1
R R
D D
CK CK
0 0
11 12
59 - 33
SEGMENT
OUTPUT
CIRCUIT
23 - 31 32